./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/standard_find_ground-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_find_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 104899a801011b0e3641a72d1ef00a1787a9f1724318580031d49da34b73c0d4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:20,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:20,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:35:20,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:20,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:20,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:20,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:20,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:20,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:20,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:20,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:20,388 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:20,388 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:20,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:20,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:20,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:20,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:20,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:20,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:20,393 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:20,393 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:20,394 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:20,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:20,395 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:20,396 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:20,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:20,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:20,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:20,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:20,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:20,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:20,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:20,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:20,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:20,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:20,400 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 104899a801011b0e3641a72d1ef00a1787a9f1724318580031d49da34b73c0d4 [2023-11-21 18:35:20,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:20,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:20,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:20,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:20,764 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:20,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-examples/standard_find_ground-1.i [2023-11-21 18:35:23,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:24,112 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:24,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/sv-benchmarks/c/array-examples/standard_find_ground-1.i [2023-11-21 18:35:24,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/data/f0e6df4e6/34e5a69dcc0c4c27b4544978ad0e8890/FLAGe3603d5e7 [2023-11-21 18:35:24,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/data/f0e6df4e6/34e5a69dcc0c4c27b4544978ad0e8890 [2023-11-21 18:35:24,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:24,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:24,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:24,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:24,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:24,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c68d0e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24, skipping insertion in model container [2023-11-21 18:35:24,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:24,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:24,342 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:24,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:24,377 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:24,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24 WrapperNode [2023-11-21 18:35:24,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:24,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:24,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:24,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:24,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,417 INFO L138 Inliner]: procedures = 16, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-11-21 18:35:24,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:24,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:24,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:24,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:24,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,440 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:24,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:24,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:24,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:24,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:24,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:24,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:24,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:24,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6ea8db-518b-44fe-bffa-078d7f2b4422/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:35:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:35:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:35:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:24,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:35:24,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:35:24,634 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:24,637 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:24,880 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:24,981 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:24,982 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:35:24,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:24 BoogieIcfgContainer [2023-11-21 18:35:24,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:24,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:24,985 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:24,997 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:24,997 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:24" (1/1) ... [2023-11-21 18:35:25,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:25,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:25,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-21 18:35:25,064 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-21 18:35:25,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:25,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:25,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:25,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-21 18:35:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-21 18:35:25,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:25,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:25,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-21 18:35:25,633 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-21 18:35:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:35:25,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:25,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-21 18:35:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-21 18:35:25,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:25,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:25,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:35:26,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-11-21 18:35:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-21 18:35:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:35:26,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:26,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:26,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2023-11-21 18:35:26,288 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-21 18:35:26,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:35:26,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:26,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:26,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:26,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-21 18:35:26,548 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-21 18:35:26,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:35:26,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:26,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:35:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2023-11-21 18:35:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-21 18:35:27,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:35:27,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,150 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:35:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-21 18:35:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-21 18:35:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:35:27,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:35:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2023-11-21 18:35:27,311 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-21 18:35:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:35:27,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:35:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-11-21 18:35:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-21 18:35:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:35:27,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,605 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:35:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2023-11-21 18:35:27,775 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2023-11-21 18:35:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:35:27,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,903 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:35:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-11-21 18:35:28,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-11-21 18:35:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:35:28,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:28,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:35:28,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:28,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-21 18:35:28,111 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-21 18:35:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:35:28,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:28,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:35:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2023-11-21 18:35:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2023-11-21 18:35:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:35:28,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:28,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:28,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-21 18:35:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-21 18:35:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:35:28,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:28,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2023-11-21 18:35:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2023-11-21 18:35:29,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:35:29,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2023-11-21 18:35:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-21 18:35:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:35:30,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:30,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:30,532 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-21 18:35:31,035 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-21 18:35:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:35:31,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:31,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:31,313 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-21 18:35:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-21 18:35:31,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:35:31,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:31,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2023-11-21 18:35:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2023-11-21 18:35:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:35:32,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:32,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2023-11-21 18:35:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2023-11-21 18:35:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:35:33,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:33,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:34,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:34,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2023-11-21 18:35:34,917 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2023-11-21 18:35:34,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:35:34,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:34,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:35,342 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 63 states and 73 transitions. [2023-11-21 18:35:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2023-11-21 18:35:36,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:35:36,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 66 states and 76 transitions. [2023-11-21 18:35:37,478 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2023-11-21 18:35:37,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:35:37,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:37,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:38,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 69 states and 79 transitions. [2023-11-21 18:35:38,797 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2023-11-21 18:35:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:35:38,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:38,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:39,336 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:40,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:40,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2023-11-21 18:35:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2023-11-21 18:35:40,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:35:40,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:40,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:40,792 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:41,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2023-11-21 18:35:41,685 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2023-11-21 18:35:41,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:35:41,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:41,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:43,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:43,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2023-11-21 18:35:43,303 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2023-11-21 18:35:43,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:35:43,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:43,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2023-11-21 18:35:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2023-11-21 18:35:44,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:35:44,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:44,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:45,528 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:46,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 84 states and 94 transitions. [2023-11-21 18:35:46,579 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2023-11-21 18:35:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:35:46,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:48,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:48,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 87 states and 97 transitions. [2023-11-21 18:35:48,639 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2023-11-21 18:35:48,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:35:48,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:48,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 90 states and 100 transitions. [2023-11-21 18:35:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 100 transitions. [2023-11-21 18:35:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:35:50,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:50,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:52,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 93 states and 103 transitions. [2023-11-21 18:35:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2023-11-21 18:35:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:35:52,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:52,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:53,739 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 96 states and 106 transitions. [2023-11-21 18:35:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 106 transitions. [2023-11-21 18:35:54,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:35:54,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:54,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 719 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 99 states and 109 transitions. [2023-11-21 18:35:57,086 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 109 transitions. [2023-11-21 18:35:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:35:57,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:57,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:35:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:59,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 102 states and 112 transitions. [2023-11-21 18:35:59,410 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2023-11-21 18:35:59,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:35:59,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:59,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:36:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 105 states and 115 transitions. [2023-11-21 18:36:01,814 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 115 transitions. [2023-11-21 18:36:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:36:01,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:01,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:36:04,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 108 states and 118 transitions. [2023-11-21 18:36:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 118 transitions. [2023-11-21 18:36:04,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-21 18:36:04,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:04,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:36:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 111 states and 121 transitions. [2023-11-21 18:36:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 121 transitions. [2023-11-21 18:36:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-21 18:36:07,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:07,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat